tda7468 STMicroelectronics, tda7468 Datasheet - Page 5
tda7468
Manufacturer Part Number
tda7468
Description
Two Bands Digitally Controlled Audio Processor With Bass Alc Surround
Manufacturer
STMicroelectronics
Datasheet
1.TDA7468.pdf
(22 pages)
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ELECTRICAL CHARACTERISTICS (continua)
(refer to the test circuit T
specified)
BASS CONTROL
BASS ALC CONTROL
TREBLE CONTROL
AUDIO OUTPUTS
GENERAL
BUS INPUT
Thresh1 Threshold 1
Thresh2 Threshold 2
Thresh3 Threshold 3
Thresh4 Threshold 4
Symbol
R
R
R
R
B
T
VO
V
E
attack1
attack2
attack3
attack4
S/N
V
Gb
STEP
STEP
V
R
S
S
V
Gt
R
I
R
OCL
NO
d
IN
IH
IL
O
B
C
C
L
UT
t
Control Range
Step Resolution
Internal Feedback Resistance
Attack Time Resistor 1
Attack Time Resistor 2
Attack Time Resistor 3
Attack Time Resistor 4
Control Range
Step Resolution
Internal Resistance
Clipping Level
Output Load Resistance
DC Voltage Level
Output Noise
Signal to Noise Ratio
Channel Separation Left/Right
Distortion
Channel Separation left/right
Total Tracking Error
Input Low Voltage
Input High Voltage
Input Current
Output Voltage (ACK)
Parameter
amb
= 25°C, V
S
Max. Boost/cut
Max. Boost/cut
THD = 0.3%
BW = 20Hz to 20KHz;
All gains 0dB;
output muted
flat
All gains 0dB
A
A
V
I
O
= 9V, f = 1KHz all controls flat (G = 0dB), unless otherwise
V
V
IN
= 1.6mA
= 0; V
= 0; V
= 0.4V
Test Condition
I
I
= 0.1V
= 1V
;
V
rms
O
rms
= 1V
;
;
rms
;
±12.0
+13.0
Min.
2.5
33
-5
1
1
2
2
±14.0
+14.0
Typ.
12.5
0.01
100
700
485
320
170
100
2.5
4.5
0.4
44
25
50
25
10
90
90
2
2
5
0
±16.0
+15.0
Max.
0.1
0.8
55
15
TDA7468D
3
3
1
1
5
mVrms
mVrms
mVrms
mVrms
V
Unit
KΩ
KΩ
KΩ
KΩ
KΩ
KΩ
KΩ
dB
dB
dB
dB
µV
µV
dB
dB
dB
dB
µA
%
%
rms
V
V
V
V
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